costcobook.com - robtex.com
costcobook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.237.0.67🇸🇬 Alibaba-Cloud47.237.0.0/16 Proxy-registered route object | ||||||
| NS | ns63.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2154::2a🇺🇸 GODADDY-DNS2603:5:2150::/44 | ||||||
| PTR | ns63.domaincontrol.com | ||||||
| A | 97.74.101.42🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns63.domaincontrol.com | ||||||
| NS | ns64.domaincontrol.com | ||||||
| A | 2603:5:2254::2a🇺🇸 GODADDY-DNS2603:5:2250::/44 | ||||||
| PTR | ns64.domaincontrol.com | ||||||
| A | 173.201.69.42🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns64.domaincontrol.com | ||||||
| SOA | ns63.domaincontrol.comdns@jomax.net 2024-09-11 #4 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778424886 | ||||||
Same first word
costcobook.com |
DNS History
8 records (3 active, 5 former)
○NSns03.domaincontrol.com2008-03-14 → 2008-03-14 · 3 obs
○ 2015-10-26 02:20:10
○ 2026-05-10 15:07:12
○NSns04.domaincontrol.com2008-03-14 → 2008-03-14 · 3 obs
○ 2015-10-26 02:20:10
○ 2026-05-10 15:07:12
●NSns63.domaincontrol.com2026-03-07 → 2026-05-10 · 3 obs
● 2026-03-07 16:53:26
● 2026-05-10 15:07:12
●NSns64.domaincontrol.com2026-03-07 → 2026-05-10 · 3 obs
● 2026-03-07 16:53:26
● 2026-05-10 15:07:12
○MXmailstore1.secureserver.net2008-03-14 → 2008-03-14 · 3 obs
○ 2015-10-26 02:20:10
○ 2026-05-10 15:07:12
○MXsmtp.secureserver.net2008-03-14 → 2008-03-14 · 3 obs
○ 2015-10-26 02:20:10
○ 2026-05-10 15:07:12
●A47.237.0.672026-03-07 → 2026-05-10 · 3 obs
● 2026-03-07 16:53:26
● 2026-05-10 15:07:12
○A68.178.232.1002008-03-14 → 2008-03-14 · 3 obs
○ 2015-10-26 02:20:10
○ 2026-05-10 15:07:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| costcobook.com | ns63.domaincontrol.com, ns64.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.69.42
NS records: ns63.domaincontrol.com, ns64.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for costcobook.com (unsigned zone)
⏱️ Timing
Total: 217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.237.0.67 |
| NS | 2 | ns63.domaincontrol.com, ns64.domaincontrol.com |
| SOA | 1 | ns63.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns63.domaincontrol.com, ns63.domaincontrol.com, ns64.domaincontrol.com...)
Analysis
IP Addresses
costcobook.com points to a single IP: 47.237.0.67.
Other host names, such as dns-a.youjiaapp.com, share IP numbers with costcobook.com.
Name Servers
Two name servers ns63.domaincontrol.com and ns64.domaincontrol.com handle delegation for costcobook.com.
costcobook.com uses the same name server setup as other domains, for example interiordesignhouse.net, roll3r.com, jaspreetsingh.info, monstercodecorporation.com and raveldata.net.
Host names with two IP numbers:
ns63.domaincontrol.com points to: 2603:5:2154::2a and 97.74.101.42
ns64.domaincontrol.com points to: 2603:5:2254::2a and 173.201.69.42